5349280

素因数分解:

$2^5\times 5^1\times {\mathrm{67}}^1\times {\mathrm{499}}^1$

素因数の和:581

約数の個数: 48

約数和(自身を含む): 12852000

約数和(自身を除く): 7502720

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 67, 80, 134, 160, 268, 335, 499, 536, 670, 998, 1072, 1340, 1996, 2144, 2495, 2680, 3992, 4990, 5360, 7984, 9980, 10720, 15968, 19960, 33433, 39920, 66866, 79840, 133732, 167165, 267464, 334330, 534928, 668660, 1069856, 1337320, 2674640, 5349280]

約数ペア:

[(1, 5349280), (2, 2674640), (4, 1337320), (5, 1069856), (8, 668660), (10, 534928), (16, 334330), (20, 267464), (32, 167165), (40, 133732), (67, 79840), (80, 66866), (134, 39920), (160, 33433), (268, 19960), (335, 15968), (499, 10720), (536, 9980), (670, 7984), (998, 5360), (1072, 4990), (1340, 3992), (1996, 2680), (2144, 2495)]